disposable a. intended to be used once and then thrown awaydisposable a. intended to be used once and then thrown away一次性: disposable使用: make use of; use; employ; ap ...的: 4次方是 The fourth power of 2 i ...注射器,一次性使用的: injection syringes注射针,一次性使用的: injection needles下载手机词典可随时随地查词查翻译